The investigation carefully examines Jalilov's connections and circle of communication in order to establish information of importance to the investigation.

Parents identified alleged terrorist Akbarzhon Jalilov, who exploded bomb in the metro of St. Petersburg. "They confirmed the identity of their son. The investigation carefully scrutinizes Jalilov's connections and circle of communication in order to establish information of importance to the investigation," the report says.

Rosgvardia reported today that the bomb left by the suicide bomber at the metro station Ploshad Vosstaniya contained 1 kg of TNT. The power of the explosive device was determined by the explosion-guardsmen, who neutralized it. All the victims of the terrorist act and its executor are identified.

Recall, an explosion in the subway occured on April 3 on a railway between metro stations Sennaya Ploshchad and Technologichesky Institut. An explosive device with a capacity of 300-500 g in TNT equivalent detonated in the train car. 14 people became victims of the explosion, about 50 people were injured.